Description

Diethyl (3-Chloroallyl)Phosphonate is a versatile organophosphorus compound widely used as a key synthetic intermediate. Its primary value lies in its role as a Horner-Wadsworth-Emmons (HWE) reagent, enabling the efficient synthesis of α,β-unsaturated carbonyl compounds and other complex molecules. This product is essential for researchers and manufacturers in the agrochemical and pharmaceutical industries, where it facilitates the development of novel active ingredients and fine chemicals.

Application

• Key intermediate in the synthesis of agrochemicals, including insecticides and herbicides.
• Essential reagent in pharmaceutical research for constructing complex molecular scaffolds.
• Used as a precursor in the production of flame retardants and plasticizers.
• Employed in organic synthesis laboratories for the preparation of α,β-unsaturated esters and ketones via the Horner-Wadsworth-Emmons olefination reaction.
• Acts as a building block for specialty chemicals used in material science applications.

Basic Information

Product Name	Diethyl (3-Chloroallyl)Phosphonate
CAS No.	16485-99-7
Molecular Formula	C7H14ClO3P
Molecular Weight	212.61 g/mol
Synonyms	(3-Chloroallyl)phosphonic Acid Diethyl Ester; Diethyl (3-Chloroprop-2-en-1-yl)phosphonate; 3-Chloroallylphosphonic Acid Diethyl Ester; Diethyl 3-Chloroallylphosphonate; Phosphonic Acid, P-(3-Chloro-2-propen-1-yl)-, Diethyl Ester; (3-Chloro-2-propenyl)phosphonic Acid Diethyl Ester; Diethyl P-(3-Chloroallyl)phosphonate
EINECS	240-549-5

Quality Control

Our Diethyl (3-Chloroallyl)Phosphonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC and NMR analysis, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your research and production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.460 - 1.470
Density (20°C)	1.180 - 1.200 g/mL

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.